Pump shell



FIG. 1 is a front plan view of my ornamental design;

FIG. 2 is a rear plan view of the ornamental design of FIG. 1;

FIG. 3 is a left elevation view of the ornamental design of FIG. 1;

FIG. 4 is a right elevation view of the ornamental design of FIG. 1;

FIG. 5 is a top view of the ornamental design of FIG. 1; and,

FIG. 6 is a bottom view of the ornamental design of FIG. 1. 

The ornamental design for a pump shell, as shown and described. 